5243393563 has 2 divisors, whose sum is σ = 5243393564. Its totient is φ = 5243393562.

The previous prime is 5243393549. The next prime is 5243393591. The reversal of 5243393563 is 3653933425.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5243393563 is a prime.

It is not a weakly prime, because it can be changed into another prime (5243393063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621696781 + 2621696782.

It is an arithmetic number, because the mean of its divisors is an integer number (2621696782).

Almost surely, 2^5243393563 is an apocalyptic number.

5243393563 is a deficient number, since it is larger than the sum of its proper divisors (1).

5243393563 is an equidigital number, since it uses as much as digits as its factorization.

5243393563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 874800, while the sum is 43.

The square root of 5243393563 is about 72411.2806336140. The cubic root of 5243393563 is about 1737.2839957690.

The spelling of 5243393563 in words is "five billion, two hundred forty-three million, three hundred ninety-three thousand, five hundred sixty-three".